Hidradenitis suppurativa (HS) is a long term, recurrent, and painful disease in which there is inflammation (redness, tenderness and swelling) in areas of skin containing apocrine sweat glands. These glands are found mainly in the armpits, breasts and groin. With HS, there is a blockage of the hair follicles in these areas which leads to the formation of painful boil-like lumps, areas leaking pus, and scarring. HS tends to start around the age of puberty and is more common i